<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head th:replace="fragment/fragment :: head('500')"></head>
<body>
<!--导航-->
<nav th:replace="fragment/fragment :: menu(0)" class="ui inverted attached segment m-padded-tb-mini m-shadow-small"></nav>

<div class="m-container-small m-padded-tb-massive">
    <div class="ui error message m-padded-tb-massive">
        <div class="ui container">
            <h2>500</h2>
            <p>服务器内部错误！</p>
        </div>
    </div>
</div>

<!--底部footer-->
<footer th:replace="fragment/fragment :: footer" class="ui inverted vertical segment m-padded-tb-massive"></footer>

</body>
</html>